Data from the World healthSurvey were used to compare estimates of average annual out-of-pocket spending on healthcare derived from a single-item and from an eight-item measure.
全球健康调查的数据用于对比1项和8项指标的平均每年花费的预算外医疗开支估值。
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The survey also shows that bed-time sugar intake, late start of brushing teeth and weak awareness of teeth care are to blame for the bad dental health among Chinese children.